Inventor · disambiguated record
Volker Holzgrefe
Also filed as: HOLZGREFE VOLKER · HOLZGREFE VOLKER DIPL ING
11 granted patents·1 pending application·335 citations·filing 1985–2005
92Inventor score
Top patents by PatentIndex Score
12 records- 0197US4653455AElectrically controlled fuel injection pump for internal combustion enginesBOSCH GMBH ROBERT·Filed 1985·Granted Mar 31, 1987·104 cites·21 claims
- 0290US6050507APerforated disc and valve comprising the sameBOSCH GMBH ROBERT·Filed 1997·Granted Apr 18, 2000·61 cites·31 claims
- 0389US7140562B2Fuel injection valveBOSCH GMBH ROBERT·Filed 2002·Granted Nov 28, 2006·33 cites·5 claims
- 0485US5605386ASolenoid valve for slip-controlled hydraulic brake systems in motor vehiclesBOSCH GMBH ROBERT·Filed 1995·Granted Feb 25, 1997·43 cites·3 claims
- 0569US5383607AElectromagnetically actuated injection valveBOSCH GMBH ROBERT·Filed 1992·Granted Jan 24, 1995·25 cites·5 claims
- 0668US7581686B2Fuel injection valveBOSCH GMBH ROBERT·Filed 2002·Granted Sep 1, 2009·12 cites·1 claims
- 0766US5044561AInjection valve for fuel injection systemsBOSCH GMBH ROBERT·Filed 1987·Granted Sep 3, 1991·18 cites·17 claims
- 0858US7234654B2Fuel injectorBOSCH GMBH ROBERT·Filed 2004·Granted Jun 26, 2007·8 cites·8 claims
- 0955US4982901AInjection valveBOSCH GMBH ROBERT·Filed 1987·Granted Jan 8, 1991·12 cites·4 claims
- 1054US5012981AInjection valveBOSCH GMBH ROBERT·Filed 1990·Granted May 7, 1991·16 cites·6 claims
- 1147US7481201B2Fuel injection valveBOSCH GMBH ROBERT·Filed 2002·Granted Jan 27, 2009·3 cites·10 claims
- 1238US2009321541A1Multi-fan jet nozzle and fuel injector having a multi-fan jet nozzleHOLZGREFE VOLKER·Filed 2005·Application pending·0 cites
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